//
// MidiSource.c - MrsWatson
// Copyright (c) 2016 Teragon Audio. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//

#include "MidiSource.h"

#include "base/File.h"
#include "logging/EventLogger.h"
#include "midi/MidiSourceFile.h"

#include <stdio.h>
#include <stdlib.h>

MidiSourceType guessMidiSourceType(const CharString midiSourceTypeString) {
  if (!charStringIsEmpty(midiSourceTypeString)) {
    File midiSourceFile = newFileWithPath(midiSourceTypeString);
    CharString fileExtension = fileGetExtension(midiSourceFile);
    freeFile(midiSourceFile);

    if (fileExtension == NULL) {
      return MIDI_SOURCE_TYPE_INVALID;
    } else if (charStringIsEqualToCString(fileExtension, "mid", true) ||
               charStringIsEqualToCString(fileExtension, "midi", true)) {
      freeCharString(fileExtension);
      return MIDI_SOURCE_TYPE_FILE;
    } else {
      logCritical("MIDI source '%s' does not match any supported type");
      freeCharString(fileExtension);
      return MIDI_SOURCE_TYPE_INVALID;
    }
  } else {
    logInternalError("MIDI source type was null");
    return MIDI_SOURCE_TYPE_INVALID;
  }
}

MidiSource newMidiSource(MidiSourceType midiSourceType,
                         const CharString midiSourceName) {
  switch (midiSourceType) {
  case MIDI_SOURCE_TYPE_FILE:
    return newMidiSourceFile(midiSourceName);

  default:
    return NULL;
  }
}

void freeMidiSource(MidiSource self) {
  if (self != NULL) {
    self->freeMidiSourceData(self->extraData);
    freeCharString(self->sourceName);
    free(self);
  }
}
